South Carolinians are all too familiar with muggy summer days. Check your weather app of choice and you’ll notice humidity presented as a percentage: 68 percent humidity, 92 percent humidity, ...

Counterintuitively, pouring water over yourself on a humid day might not cool you off. On particularly swampy days, the meteorologist might tell you that there's 100 percent humidity outside. While ...

Charlie from Rock Island wants to know if it's possible to have 100 percent relative humidity without rain? If so, why? Good question: it happens and often. When the humidity reaches 100 percent the ...